Results 51 to 60 of about 5,789,434 (312)

Association of Septic Shock with Mortality in Hospitalized COVID-19 Patients in Wuhan, China

open access: yesAdvances in Virology, 2022
Purpose. Septic shock is a severe complication of COVID-19 patients. We aim to identify risk factors associated with septic shock and mortality among COVID-19 patients. Methods.
Shaoqiu Chen   +8 more
doaj   +1 more source

Detection of Lung Nodules in Micro-CT Imaging Using Deep Learning

open access: yesTomography, 2021
We are developing imaging methods for a co-clinical trial investigating synergy between immunotherapy and radiotherapy. We perform longitudinal micro-computed tomography (micro-CT) of mice to detect lung metastasis after treatment.
Matthew D. Holbrook   +6 more
doaj   +1 more source

Biophysical approaches for studying viral entry

open access: yesFEBS Letters, EarlyView.
Viruses infect all living organisms and have been responsible for major epidemics and pandemics. Their ongoing evolutionary battle with host defenses creates a constant need for improved tools to study viral behavior. Advancing methods to probe viral attachment, fusion, and genome release deepen our understanding of how infections begin and support the
Inbar Yosibash, Raya Sorkin
wiley   +1 more source

Quantitative imaging biomarkers alliance (QIBA) recommendations for improved precision of DWI and DCE-MRI derived biomarkers in multicenter oncology trials

open access: yes, 2022
S.e101-e121Physiological properties of tumors can be measured both in vivo and noninvasively by diffusion-weighted imaging and dynamic contrast-enhanced magnetic resonance imaging.
Jackson, E.F.   +16 more
core   +1 more source

Extracting value from total-body PET/CT image data - the emerging role of artificial intelligence

open access: yesCancer Imaging
The evolution of Positron Emission Tomography (PET), culminating in the Total-Body PET (TB-PET) system, represents a paradigm shift in medical imaging. This paper explores the transformative role of Artificial Intelligence (AI) in enhancing clinical and ...
Lalith Kumar Shiyam Sundar   +3 more
doaj   +1 more source

Olfactory-Guided Behavior Uncovers Imaging and Molecular Signatures of Alzheimer’s Disease Risk

open access: yesBrain Sciences
Background/Objectives: Olfactory impairment has been proposed as an early marker for Alzheimer’s disease (AD), yet the mechanisms linking sensory decline to genetic and environmental risk factors remain unclear.
Hae Sol Moon   +7 more
doaj   +1 more source

Automatic Colorectal Cancer Screening Using Deep Learning in Spatial Light Interference Microscopy Data

open access: yesCells, 2022
The surgical pathology workflow currently adopted by clinics uses staining to reveal tissue architecture within thin sections. A trained pathologist then conducts a visual examination of these slices and, since the investigation is based on an empirical ...
Jingfang K. Zhang   +4 more
doaj   +1 more source

Quantitative phase imaging of arthropods [PDF]

open access: yesJournal of Biomedical Optics, 2015
Classification of arthropods is performed by characterization of fine features such as setae and cuticles. An unstained whole arthropod specimen mounted on a slide can be preserved for many decades, but is difficult to study since current methods require sample manipulation or tedious image processing.
Shamira, Sridharan   +3 more
openaire   +2 more sources

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Quantitative phase-digital holographic microscopy: a new imaging modality to identify original cellular biomarkers of diseases

open access: yes, 2016
Quantitative phase microscopy (QPM) has recently emerged as a powerful label-free technique in the field of living cell imaging allowing to non-invasively measure with a nanometric axial sensitivity cell structure and dynamics.
Rappaz, Benjamin   +11 more
core   +1 more source

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